How many chill hours does 65556 get?

65556 averages 1428 chill hours per winter, ranging from 1140 to 1688 across the last 10 years.

What hardiness zone is 65556?

65556 is in USDA hardiness zone 6b.

Location almanac

The short answer

65556 averages 1,428 chill hours per winter (1,140–1,688 across 10 years) in USDA zone 6b.

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023. Data updated July 3, 2026. See methodology.

Every variety in our database, checked against 65556’s chill hours and zone:

Chill and zone requirements are comfortably met in 65556.

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How many chill hours does 65556 get?: 65556 averages 1428 chill hours per winter, ranging from 1140 to 1688 across the last 10 years.
What hardiness zone is 65556?: 65556 is in USDA hardiness zone 6b.

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[1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
[2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026